Michael Askin wrote: > On 2/15/08, sean neill > <[EMAIL PROTECTED]> wrote: >> ships handle rather like an over sized narrowboat, ie the most >> stable >> point >> was at the stern and NOT near the centre, like old ships. The bow >> was Neil Arlidge - NB Earnest - Shannon Reg 7410 >> >> My guess is that this is because the bows have an excessive flare - >> WW2 >> aircraft carriers used to suffer from slamming under the bow flare. I >> don't know if cruise ships have so much flare because it is thought >> to >> look nicer or to balance the excessive superstructure. >> >> Slamming can also occur because the hull is shallow-drafted and I >> guess >> this may be the explanation for modern narrowboats. > > The bow is often very large to stop waves from crashing into, and > damaging the superstructure. QM2 has a large bow, but also has a wave > divider/wash board to push the water back over board if it does get on > the bow. > > The Pride of Hull suffers badly from slamming when it's really rough. > It was something like a 6-7 when we first went to Holland, and > occasionally the whole ship would vibrate and rattle. This seamed to > be mostly because the whole bow was coming out of the water, and then > slamming back down again. Many modern ships have very flat bottoms > even at the bow (for cheapness no doubt). For a really well designed > bow see: > > http://www.youtube.com/watch?v=kTKokuV5uwg > > Very impressive! > > Cheers, > > Mike
The sad last months of the P&O SS Canberra (click on Gadani Beach) http://www.sscanberra.com/galoty.htm -- Neil Arlidge - NB Earnest - Shannon Reg 7410 Read about the TNC Irish travels at: http://www.tuesdaynightclub.co.uk/Tour_07/index.html
